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<html lang="en">
<head>
    <meta charset="UTF-8">
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    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
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<style>
  
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<body>
    <h1>
        多行文本输入框-文本域
    </h1>
    <!-- col 显示的行
    row 显示的列  -->
    <textarea name="" id="" cols="10" rows="10"  >提前设置的value</textarea>
</body>
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